Finding the Fourth Proportional to 161,462.29, 222,826.71 and 89,843.86

Step by Step Solution

1. Step 1: Write the proportion equation
   161,462.29 : 222,826.71 = 89,843.86 : x
2. Step 2: Convert to fraction form
   161,462.29/222,826.71 = 89,843.86/x
3. Step 3: Cross multiply
   161,462.29x = 222,826.71 × 89,843.86
4. Step 4: Simplify right side
   161,462.29x = 20,019,611,737.50
5. Step 5: Solve for x
   x = 20,019,611,737.50/161,462.29
6. Step 6: Final answer
   x = 123,989.40